Q.

The roots that originate from the base of the stem are                 [2020]

1 fibrous roots  
2 primary roots  
3 prop roots  
4 lateral roots  

Ans.

(1)

In monocotyledonous plants, the primary root is short-lived and is replaced by a large number of roots. These roots originate from the base of the stem and constitute the fibrous root system, e.g., wheat plant.